Overview

overview

10

Static

static

3

RAVBg64.exe

windows10-2004-x64

10

RAVBg64.exe

windows11-ltsc_2024-x64

10

Sharing

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General

  • Target
    RAVBg64.exe
  • Size 1.5MB
  • Sample261109-rnh8sagb25
  • SHA256 1f8f89c5cb4eb79e76d14910bb26abb22debd2e477cebd42f9351e8b2cab51ba
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
10/10
remcoschinemeremdiscoveryexecutionpersistencerat

Malware Config

Extracted

Family

  • remcos

Version

  • 2.2.2 Pro

Botnet

  • chinemerem

C2

  • remcoss.onmypc.org:3765

Attributes
  • audio_folder

    audio

  • audio_path

    %AppData%

  • audio_record_time

    5

  • connect_delay

    0

  • connect_interval

    5

  • copy_file

    remcos.exe

  • copy_folder

    remcos

  • delete_file

    false

  • hide_file

    false

  • hide_keylog_file

    true

  • install_flag

    false

  • install_path

    %AppData%

  • keylog_crypt

    true

  • keylog_file

    logs.dat

  • keylog_flag

    false

  • keylog_folder

    remcos

  • keylog_path

    %AppData%

  • mouse_option

    false

  • mutex

    r-8ET8H0

  • screenshot_crypt

    false

  • screenshot_flag

    false

  • screenshot_folder

    Screenshots

  • screenshot_path

    %AppData%

  • screenshot_time

    10

  • startup_value

    remcos

  • take_screenshot_option

    false

  • take_screenshot_time

    5

Targets

    • Target
      RAVBg64.exe
    • Size 1.5MB
    • SHA256 1f8f89c5cb4eb79e76d14910bb26abb22debd2e477cebd42f9351e8b2cab51ba
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    10/10
    chinemeremdiscoveryexecutionremcospersistencerat

    • Family: Remcos

      Remcos is a closed-source remote control and surveillance software.

      ratremcos

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Executes dropped EXE

    • AutoIT Executable

      AutoIT scripts compiled to PE executables.

    • Suspicious use of SetThreadContext

    behavioral1behavioral2

MITRE ATT&CK Enterprise v16

Tasks